docs: def packageInfo(self):
          """gets the item's package information file"""
          url = "%s/item.pkinfo" % self.root
          params = {'f' : 'json'}
          result = self._get(url=url,
                             param_dict=params,
                             securityHandler=self._securityHandler,
                             proxy_url=self._proxy_url,
                             proxy_port=self._proxy_port,
                             out_folder=tempfile.gettempdir())
          return result